An accident data recorder, also known as a black box, is like a special kind of computer that records important information about a car or other vehicle.
Imagine you have a special toy car that can keep track of lots of things while you play with it, like how fast it's going, when you turn the wheels, and even if you hit something. The accident data recorder in a real car is kind of like that, but much more complicated.
When you're driving a car, the accident data recorder is always watching and listening. It records things like how fast the car is going, how hard the driver is pressing on the brakes, and which direction the car is turning.
Then, if there is an accident, the data recorder stores all of that information so that people can look at it later and figure out what happened. It's like a really important witness that never forgets anything it saw or heard.
Accident data recorders help make cars safer because they help people figure out what went wrong when something bad happens. That way, they can try to fix the problems and make sure it doesn't happen again. It's kind of like when you spill your milk and your mom tries to figure out why it spilled so she can help you be more careful next time.